What is the delete command in SQL?

Question

The Delete command in SQL is a part of the Data Manipulation Language, a sub-language of SQL that allows modification of data in databases. This command is used to delete existing records from a table. Using this, you can either delete specific records based on a condition or all the records from a table.

What is on DELETE in SQL?

Use the ON DELETE CASCADE option to specify whether you want rows deleted in a child table when corresponding rows are deleted in the parent table. If you do not specify cascading deletes, the default behavior of the database server prevents you from deleting data in a table if other tables reference it.

What is the use of DELETE command?

S.NODelete1.The DELETE command is used to delete specified rows(one or more).2.It is a DML(Data Manipulation Language) command.3.There may be a WHERE clause in the DELETE command in order to filter the records.4.In the DELETE command, a tuple is locked before removing it.

What is DELETE query?

A DELETE query is an action query (SQL statement) that deletes a set of records according to criteria (search conditions) you specify.

What is DELETE command give example?

Delete command is a data manipulation command which is used to remove records from a table. All records may be removed in one go, or a set of records may be deleted based on a condition.

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